#37219B#37219B

#37219B is a dark, vivid violet. Relative luminance 0.043; OKLCH L 36.9% C 0.183 H 280.8°. Best body text is #FFFFFF at 11.33:1 contrast (WCAG AA passes).

Color values

HEX	#37219B
RGB	rgb(55, 33, 155)
HSL	hsl(251, 65%, 37%)
HSV	hsv(251, 79%, 61%)
CMYK	cmyk(64.5%, 78.7%, 0%, 39.2%)
CIE-LAB	lab(24.53, 44.73, -62.26)
CIE-LCH	lch(24.53, 76.66, 305.69°)
OKLab	oklab(36.93% 0.0344 -0.1797)
OKLCH	oklch(36.93% 0.183 280.8)
XYZ	xyz(8.0339, 4.2659, 31.4040)
Luminance	0.0427 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37219B #859B21

analogous

#21489B #37219B #74219B

triadic

#37219B #9B3721 #219B37

tetradic

#37219B #9B2148 #859B21 #219B74

square

#37219B #9B2148 #859B21 #219B74

split-complementary

#37219B #9B7421 #489B21

monochromatic

#130C36 #251669 #37219B #492CCD #725ADC

Accessibility & contrast

On white

11.33

#37219B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.85

#37219B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #37219B

11.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37219B	#FFFFFF	#000000	##FFFFFF
##37219B	1.00	11.33	1.85	11.33
#FFFFFF	11.33	1.00	21.00	1.00
#000000	1.85	21.00	1.00	21.00
##FFFFFF	11.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E9E

Deuteranopia (green-blind)

#003699

Tritanopia (blue-blind)

#00455D

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #37219b;
/* rgb */ color: rgb(55, 33, 155);
/* oklch */ color: oklch(36.9% 0.183 280.8);

Tailwind

colors: {
  custom: {
    50: '#7c60ba',
    500: '#37219b',
    950: '#000000',
  },
}

SCSS

$custom: #37219b;
$custom-light: #7c60ba;
$custom-dark: #000000;

JSON

{
  "hex": "#37219b",
  "rgb": {
    "r": 55,
    "g": 33,
    "b": 155
  },
  "hsl": {
    "h": 250.82,
    "s": 64.894,
    "l": 36.863
  },
  "oklch": {
    "l": 0.36932,
    "c": 0.18293,
    "h": 280.8
  },
  "luminance": 0.04266
}

Semantic roles & 50–950 ramp

primary

#37219B

secondary

#ADC058

accent

#E840CA

background

#F8F5FB

surface

#EFEAF6

border

#CAC6D0

text

#0B0512

muted

#7C7981

Preview Lab

Preview with #37219B

Body copy rendered with the generated semantic roles for this colour.

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